ADM-XRC SDK 2.4.0 User Guide (Linux)
© Copyright 2001-2004 Alpha Data


Introduction to the local bus

This section provides a brief primer to the protocol used on the local bus common to the Alpha Data Xilinx Reconfigurable Coprocessor range. The key features of the local bus are:

The differences between the models in the ADM-XRC range can be summarized by the following table:

Feature ADM-XRC,
ADM-XRC-P
ADM-XRCII-Lite ADM-XRCII
ADP-WRCII
ADP-DRCII
ADM-XRCIIPro-Lite
Max. local bus frequency 40.0MHz 40.0MHz 66.0MHz 66.0MHz
Multiplexed address/data No No No Yes
Supported data widths 32 bits 32 bits 32 bits 32 bits,
64 bits
Local bus bridge PCI9080 PCI9080 PCI9656 Virtex-II

Click on one of the following topics for more information:

Local bus signals

Direct slave transfers

DMA transfers

Arbitration

Direct master transfers

Tips on local bus interface design

 


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